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Rb4Cr4I12O

Alexandria ALEX

Alex-ID: agm021069260 · Space group: I4/m (#87)

Basic Information

Formula
Rb4Cr4I12O
Alex-ID
agm021069260
Elements
4
Sites
21
Space group
I4/m (#87)
Crystal system
tetragonal
Volume
831.70
ų
Cell a
10.8662
Å
Cell b
10.8662
Å
Cell c
10.8662
Å
α angle
98.22
°
β angle
98.22
°
γ angle
135.55
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Rb4Cr4I12O
Rb
4.00 · 19.0%
Cr
4.00 · 19.0%
I
12.00 · 57.1%
O
1.00 · 4.8%

Energy & Stability

Energy above hull
0.0309
eV/atom
Formation energy
-0.9360
eV/atom
Corrected total energy
-85.5803
eV
Raw total energy
-76.8260
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
5.6459
Total magnetisation
14.0000
μB

Additional Information

Prototype ID

AB4C4D12_8_spg87

Decomposition

CrI3 Cr2O3 RbI Cr

Computed at

2025-03-14 09:19:40

Citation

Alexandria website
https://alexandria.icams.rub.de/
Attribution

The crystal structure and related material properties of this entry were obtained from the Alexandria database (Alex-ID: agm021069260).

Reference

Th. Cavignac, J. Schmidt, P.-P. De Breuck, A. Loew, T. F. T. Cerqueira, H.-C. Wang, A. Bochkarev, Y. Lysogorskiy, A. H. Romero, R. Drautz, S. Botti and M. A. L. Marques. AI-Driven expansion and application of the Alexandria database. J. Phys. Mater. 9, 025014 (2026). https://doi.org/10.1088/2515-7639/ae6620

BibTeX
@article{Cavignac2026Alexandria,
  author  = {Cavignac, Th{\'e}o and Schmidt, Jonathan and De Breuck, Pierre-Paul and Loew, Antoine
             and Cerqueira, Tiago F. T. and Wang, Hai-Chen and Bochkarev, Anton
             and Lysogorskiy, Yury and Romero, Aldo H. and Drautz, Ralf and Botti, Silvana
             and Marques, Miguel A. L.},
  title   = {{AI}-Driven expansion and application of the {A}lexandria database},
  journal = {Journal of Physics: Materials},
  year    = {2026},
  volume  = {9},
  number  = {2},
  pages   = {025014},
  doi     = {10.1088/2515-7639/ae6620},
  url     = {https://doi.org/10.1088/2515-7639/ae6620}
}

3D Crystal Structure Rendering

Loading 3D structure…

Style: Ball & Stick
Raw CIF Data
# CIF generated by HEAS from Alexandria entry agm021069260
data_agm021069260
_cell_length_a     10.86624
_cell_length_b     10.86624
_cell_length_c     10.86624
_cell_angle_alpha  98.22431
_cell_angle_beta   98.22431
_cell_angle_gamma  135.55331
_cell_volume       831.69867
_symmetry_space_group_name_H-M 'P 1'
_symmetry_Int_Tables_number 1
loop_
_symmetry_equiv_pos_as_xyz
  'x, y, z'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
  Rb1 Rb 0.41063 0.18284 0.59347 1.00000
  Rb2 Rb 0.58937 0.81716 0.40653 1.00000
  Rb3 Rb 0.18284 0.58937 0.77221 1.00000
  Rb4 Rb 0.81716 0.41063 0.22779 1.00000
  Cr1 Cr 0.96851 0.85472 0.82323 1.00000
  Cr2 Cr 0.03149 0.14528 0.17677 1.00000
  Cr3 Cr 0.85472 0.03149 0.88621 1.00000
  Cr4 Cr 0.14528 0.96851 0.11379 1.00000
  I1 I 0.33998 0.93156 0.27153 1.00000
  I2 I 0.66002 0.06844 0.72847 1.00000
  I3 I 0.93156 0.66002 0.59158 1.00000
  I4 I 0.06844 0.33998 0.40842 1.00000
  I5 I 0.58667 0.64873 0.71530 1.00000
  I6 I 0.93342 0.87137 0.28470 1.00000
  I7 I 0.64873 0.93342 0.06205 1.00000
  I8 I 0.87137 0.58667 0.93795 1.00000
  I9 I 0.41333 0.35127 0.28470 1.00000
  I10 I 0.06658 0.12863 0.71530 1.00000
  I11 I 0.35127 0.06658 0.93795 1.00000
  I12 I 0.12863 0.41333 0.06205 1.00000
  O1 O 0.00000 0.00000 0.00000 1.00000
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